A vc is a virtual game. If you have the internet on the wii you can use a wii shop channel (the fourth channel on the top row). Once you are in here with internet settings working succeful you can buy a virtual console game. These games are all old game such as street fighters 2, mario kart, or ice climbers. All of these games will be n64, nes, supernes, r turbo2000 games.
To buy these games you need wii points which are obtiened though money at 1¢ each, you must buy them buys them [points] 1000s. turbo2000 and some other system that i forgot=500 pts, nes=600 pts, super nes and another system i forgot=800 pts, n64=1000 pts